Deleter NEOPIKO-2 markers are an excellent tool for the aspiring illustrators and professionals alike. These markers deliver a level of performance similar to that of other high quality brand name markers at a lower cost. Whether your illustrating on paper, garments, and other fabrics, the NEOPIKO-2 markers have resilient ink that won't fade, smudge or wash away. The NEOPIKO-2 is a non-toxic, acid free, alcohol-based pigment ink that dries instantly. *NOTE* It is recommended that you store the markers horizontal on a flat surface to maintain ink uniformity inside the resevoir.